Cingular AT&T Sony Ericsson Z558i remote unlock by code

Unlock Sony Ericsson Z558i mobile phone locked to Cingular or ATT using unlock code and imei number. Sim unlock code is sent by email within a few hours. Detailed instructions on how to enter unlock code into your cell phone are provided. Recommended as the fastest and easiest remote unlocking method.

Furious Gold is made for professional unlockers. Furious Box support more than 600 model of all latest mobile phone models such as Blackberry, LG, Sony Ericsson, Motorola, Huawei, ZTE, Panasonic, Toshiba and much more!

All GSM phones are used with SIM card, Subscriber Identity Module, a smart card that securely stores the key identifying a mobile phone service subscriber, as well as subscription information, preferences and text messages.
If you can't find such card in your phone it doesn't belong to GSM standart and might be using AMPS, D-AMPS (TDMA), CDMA or other. For example Verizon, Cricket, Sprint, Metro PCS, etc are non-GSM carriers and can not be unlocked.

When I turn on my cellphone the message on the screen reads "Insert correct SIM card". What does it mean?

This or similar messages that appear on your handset means that your mobile phone is locked. In order for this phone to be used with a service provider other than the one it was originally associated with it has to be Unlocked. Some other messages that you can get:

Phones are generally sold by a wireless carrier for much less than their actual retail value. The wireless carrier often subsidizes the cost of the phone with the expectation that they can recover more than this amount throughout the subscriber's contract. They will try to make sure that the phone can only be used on their particular network, and thus, locks the phone's software to their wireless network.
Unlocking means clearing the phone's software setting so that the phone can be used on any network.

Why do I have to unlock the phone and what are the advantages?

Unlocking increases the resale value of your phone as it's not bound
to a particular carrier any more.

Unlocked phone is convenient to travel with, it can work with almost
any provider in the world - just swap the SIM cards. Subscriber can benefit from
purchasing a dual SIM card or
international prepaid SIM card in the visiting country/region as it might be less expensive than international roaming.

Wireless providers charge from 40 to 150 Dollars for an unlocking code.

Run two sim cards in one phone using a dual sim adapter.

Supported Phones

Sony Ericsson Z558i locked to Cingular AT&T

Description

Remote unlocking by IMEI is performed by generating a phone specific unlock code for your ATT Sony Ericsson Z558i. No phone disassembling or technical knowledge is required. All you have to do is to enter the unlock code into your phone.

How Safe is it And is it Guaranteed to Work?

Unlocking is absolutely safe, there is absolutely no risk of damaging your phone. It does not void mobile phone's warranty. We guarantee it to work or your money back.We will accept no cancellations while code is pending.

Buy with confidence.Our unlocking products and services have been positively reviewed by PC Magazine, Fox News, Howard Forums and many other websites and online forums. Our customers include Peace Corps, US Army, Defense Intelligence Agency, NASA, Bureau of Prisons and thousands of cell phone stores around the world.

How to purchase?

Enter *#06# into your Sony Ericsson Z558i to get the phone's IMEI number.

Unlock code is sent to your email within hours, there is no need to use any software or ship phone anywhere

Unlocked mobile phone can be used with another SIM card such as international prepaid card or dual SIM card on any network worldwide saving you money on roaming charges. When traveling you don't have to keep your existing service provider, you can simply use networks available in your travel area

As cell phone companies usually subsidize cost of the mobile phone, unlocking increases its retail value by up to 300%